Dec 01 21:56:23.925 INFO documenting NicholasLYang/saber against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 21:56:23.925 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-0/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55318-1/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +147e60c5f89cfa2d3ffc247413956a37582c98e7-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 21:56:24.144 INFO [stdout] 5998ea29d5462ec8c1dff7336efc1e76278a327dd7c0b9f9f6788ab7290ac2d2
Dec 01 21:56:24.145 INFO running `"docker" "start" "-a" "5998ea29d5462ec8c1dff7336efc1e76278a327dd7c0b9f9f6788ab7290ac2d2"`
Dec 01 21:56:24.629 INFO [stderr] usermod: no changes
Dec 01 21:56:24.896 INFO [stderr]    Compiling lalrpop-util v0.16.1
Dec 01 21:56:24.904 INFO [stderr]    Compiling log v0.4.6
Dec 01 21:56:24.904 INFO [stderr]    Compiling regex-syntax v0.6.2
Dec 01 21:56:24.904 INFO [stderr]    Compiling memchr v2.1.1
Dec 01 21:56:24.904 INFO [stderr]    Compiling string_cache_codegen v0.4.2
Dec 01 21:56:24.904 INFO [stderr]    Compiling syn v0.15.15
Dec 01 21:56:26.154 INFO [stderr]    Compiling ena v0.10.1
Dec 01 21:56:26.869 INFO [stderr]    Compiling aho-corasick v0.6.9
Dec 01 21:56:31.818 INFO [stderr]    Compiling string_cache v0.7.3
Dec 01 21:56:43.884 INFO [stderr]    Compiling regex v1.0.5
Dec 01 21:56:43.910 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 01 21:57:03.043 INFO [stderr]    Compiling docopt v1.0.2
Dec 01 21:57:07.924 INFO [stderr]    Compiling lalrpop v0.16.1
Dec 01 21:58:04.984 INFO [stderr]    Compiling saber v0.1.0 (/source)
Dec 01 21:58:10.753 INFO [stderr]  Documenting saber v0.1.0 (/source)
Dec 01 21:58:11.568 INFO [stderr] error[E0428]: the name `Expr` is defined multiple times
Dec 01 21:58:11.568 INFO [stderr]   --> src/ast.rs:22:1
Dec 01 21:58:11.568 INFO [stderr]    |
Dec 01 21:58:11.568 INFO [stderr] 12 | pub enum Expr {
Dec 01 21:58:11.568 INFO [stderr]    | ------------- previous definition of the type `Expr` here
Dec 01 21:58:11.568 INFO [stderr] ...
Dec 01 21:58:11.568 INFO [stderr] 22 | pub enum Expr {
Dec 01 21:58:11.568 INFO [stderr]    | ^^^^^^^^^^^^^ `Expr` redefined here
Dec 01 21:58:11.568 INFO [stderr]    |
Dec 01 21:58:11.568 INFO [stderr]    = note: `Expr` must be defined only once in the type namespace of this module
Dec 01 21:58:11.568 INFO [stderr] 
Dec 01 21:58:11.620 INFO [stderr] error[E0432]: unresolved import `ast::Asgn`
Dec 01 21:58:11.620 INFO [stderr]  --> src/code_generator.rs:1:11
Dec 01 21:58:11.620 INFO [stderr]   |
Dec 01 21:58:11.620 INFO [stderr] 1 | use ast::{Asgn, Expr, Name, Op, Pat, Stmt, Unary, Value};
Dec 01 21:58:11.620 INFO [stderr]   |           ^^^^ no `Asgn` in `ast`
Dec 01 21:58:11.620 INFO [stderr] 
Dec 01 21:58:11.620 INFO [stderr] error[E0432]: unresolved import `ast::Asgn`
Dec 01 21:58:11.620 INFO [stderr]  --> /target/debug/build/saber-59ea47eaf077191d/out/parser.rs:4:41
Dec 01 21:58:11.620 INFO [stderr]   |
Dec 01 21:58:11.620 INFO [stderr] 4 | use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
Dec 01 21:58:11.620 INFO [stderr]   |                                         ^^^^ no `Asgn` in `ast`
Dec 01 21:58:11.620 INFO [stderr] 
Dec 01 21:58:11.620 INFO [stderr] error[E0432]: unresolved import `ast::Asgn`
Dec 01 21:58:11.620 INFO [stderr]   --> /target/debug/build/saber-59ea47eaf077191d/out/parser.rs:13:45
Dec 01 21:58:11.620 INFO [stderr]    |
Dec 01 21:58:11.620 INFO [stderr] 13 |     use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
Dec 01 21:58:11.620 INFO [stderr]    |                                             ^^^^ no `Asgn` in `ast`
Dec 01 21:58:11.620 INFO [stderr] 
Dec 01 21:58:11.688 INFO [stderr] error[E0119]: conflicting implementations of trait `std::cmp::PartialEq` for type `ast::Expr`:
Dec 01 21:58:11.688 INFO [stderr]   --> src/ast.rs:21:17
Dec 01 21:58:11.688 INFO [stderr]    |
Dec 01 21:58:11.688 INFO [stderr] 11 | #[derive(Debug, PartialEq, Clone)]
Dec 01 21:58:11.688 INFO [stderr]    |                 --------- first implementation here
Dec 01 21:58:11.688 INFO [stderr] ...
Dec 01 21:58:11.688 INFO [stderr] 21 | #[derive(Debug, PartialEq, Clone)]
Dec 01 21:58:11.688 INFO [stderr]    |                 ^^^^^^^^^ conflicting implementation for `ast::Expr`
Dec 01 21:58:11.688 INFO [stderr] 
Dec 01 21:58:11.704 INFO [stderr] error[E0119]: conflicting implementations of trait `std::clone::Clone` for type `ast::Expr`:
Dec 01 21:58:11.704 INFO [stderr]   --> src/ast.rs:21:28
Dec 01 21:58:11.704 INFO [stderr]    |
Dec 01 21:58:11.704 INFO [stderr] 11 | #[derive(Debug, PartialEq, Clone)]
Dec 01 21:58:11.704 INFO [stderr]    |                            ----- first implementation here
Dec 01 21:58:11.704 INFO [stderr] ...
Dec 01 21:58:11.704 INFO [stderr] 21 | #[derive(Debug, PartialEq, Clone)]
Dec 01 21:58:11.704 INFO [stderr]    |                            ^^^^^ conflicting implementation for `ast::Expr`
Dec 01 21:58:11.704 INFO [stderr] 
Dec 01 21:58:11.713 INFO [stderr] error[E0119]: conflicting implementations of trait `std::fmt::Debug` for type `ast::Expr`:
Dec 01 21:58:11.713 INFO [stderr]   --> src/ast.rs:21:10
Dec 01 21:58:11.713 INFO [stderr]    |
Dec 01 21:58:11.713 INFO [stderr] 11 | #[derive(Debug, PartialEq, Clone)]
Dec 01 21:58:11.713 INFO [stderr]    |          ----- first implementation here
Dec 01 21:58:11.713 INFO [stderr] ...
Dec 01 21:58:11.713 INFO [stderr] 21 | #[derive(Debug, PartialEq, Clone)]
Dec 01 21:58:11.713 INFO [stderr]    |          ^^^^^ conflicting implementation for `ast::Expr`
Dec 01 21:58:11.713 INFO [stderr] 
Dec 01 21:58:11.720 INFO [stderr] error: Compilation failed, aborting rustdoc
Dec 01 21:58:11.720 INFO [stderr] 
Dec 01 21:58:11.740 INFO [stderr] error: Could not document `saber`.
Dec 01 21:58:11.740 INFO [stderr] 
Dec 01 21:58:11.740 INFO [stderr] Caused by:
Dec 01 21:58:11.740 INFO [stderr]   process didn't exit successfully: `rustdoc --crate-name saber src/main.rs --color never -o /target/doc --document-private-items -L dependency=/target/debug/deps --extern failure=/target/debug/deps/libfailure-5aae97a76e3c1ff6.rmeta --extern lalrpop_util=/target/debug/deps/liblalrpop_util-78771bffb68bb4a3.rmeta --cap-lints=forbid` (exit code: 1)
Dec 01 21:58:11.752 INFO [stderr] su: No module specific data is present
Dec 01 21:58:12.330 INFO running `"docker" "inspect" "5998ea29d5462ec8c1dff7336efc1e76278a327dd7c0b9f9f6788ab7290ac2d2"`
Dec 01 21:58:12.652 INFO running `"docker" "rm" "-f" "5998ea29d5462ec8c1dff7336efc1e76278a327dd7c0b9f9f6788ab7290ac2d2"`
Dec 01 21:58:12.988 INFO [stdout] 5998ea29d5462ec8c1dff7336efc1e76278a327dd7c0b9f9f6788ab7290ac2d2